let number = 1;

// continue - break
while (number <= 10) {
  if (number === 4) {
    // *到4这里就会自动停止了。break跳出整个循环
    break;
  }
  if (number % 2 === 0) {
    number++;
    continue;
  }
  console.log(number++);
}

do {
  console.log("hello world");
} while (false);
